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Drag Bits For Water Well Drilling Tools API Standard 5 Inch - 12 Inch
Application
Other than PDC bits, Drag Bits have the lowest cost per bit. Drag bits are a rotary drill bit built with a steel body and tungsten carbide teeth. These bits will out preform other more expensive bits if used appropriately. Drag bits are extremely popular choice for seismic drilling, blast hole drilling and geothermal drilling applications. For best results adjust the rotational speed to 50% less than what you would normally use for a tricone bit of the same size and reduce the weight on bit by the same amount.
Our Drag Bits Range in size from 3-5/8”(92mm) to 12 1/4″(311.2mm) with a 7 5/8″ API REG PIN
Characteristics
All sizes are generally 3 wings and standard design;
Any size of 4 wings or chevron type is upon customer’s request;
All sizes connection type are AROD,NROD or standard API thread;
Any special size and design is upon customer’s request.
Drag bits diameter:76mm to 445mm;
Step Drag Drill Bits thread sizes: :2 3/8” API Reg, 3 1/2” API Reg, 4 1/2” API Reg, 6 5/8” API Reg, etc;
Specification
Size (mm) | Size (Inches) | Thread Size | Type |
---|---|---|---|
88.9 | 3.5 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
92.1 | 3.625 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
95.3 | 3.75 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
98.4 | 3.875 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
101.6 | 4 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
104.8 | 4.125 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
108.0 | 4.25 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
114.3 | 4.5 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
117.5 | 4.625 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
120.7 | 4.75 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
123.8 | 4.875 | 2-3/8 API REG | Gaterback, Fishtail, Chevron, Step |
127.0 | 5 | 2-7/8 API REG | Gaterback, Fishtail, Chevron, Step |
130.2 | 5.125 | 2-7/8 API REG | Gaterback, Fishtail, Chevron, Step |
133.4 | 5.25 | 2-7/8 API REG | Gaterback, Fishtail, Chevron, Step |
139.7 | 5.5 | 2-7/8 API REG | Gaterback, Fishtail, Chevron, Step |
142.9 | 5.625 | 2-7/8 API REG | Gaterback, Fishtail, Chevron, Step |
146.1 | 5.75 | 3-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
149.2 | 5.875 | 3-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
152.4 | 6 | 3-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
155.6 | 6.125 | 3-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
158.8 | 6.25 | 3-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
165.1 | 6.5 | 3-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
171.5 | 6.75 | 3-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
200.0 | 7.875 | 4-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
203.2 | 8 | 4-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
215.9 | 8.5 | 4-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
219.1 | 8.625 | 4-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
222.3 | 8.75 | 4-1/2 API REG | Gaterback, Fishtail, Chevron, Step |
241.3 | 9.5 | 6-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
244.5 | 9.625 | 6-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
250.8 | 9.875 | 6-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
269.9 | 10.625 | 6-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
279.4 | 11 | 6-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
311.2 | 12.25 | 6-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
349.3 | 13.75 | 6-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
374.7 | 14.75 | 7-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
381.0 | 15 | 7-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
406.4 | 16 | 7-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
444.5 | 17.5 | 7-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
457.2 | 18 | 7-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
508.0 | 20 | 7-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
609.6 | 24 | 7-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
660.4 | 26 | 7-5/8 API REG | Gaterback, Fishtail, Chevron, Step |
Packing& Delivery
FAQ
1. Shipping time for an order
We have many stock. As usual, we can delivery the goods as soon as we get the full payment.
2. Quality Control
Strict inspection and testing for every order before shipping out .
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4. After Sales Service
Free replacement will provide once the failure confirmed caused by our product quality.